Pith Number

pith:7WXAONCE

pith:2024:7WXAONCEWEV3BEQKEI4MZMR4Z5

not attested not anchored not stored refs pending

An Early Investigation of the HHL Quantum Linear Solver for Scientific Applications

Ang Li, Chenxu Liu, Johannes M\"ulmenst\"adt, Muqing Zheng, Samuel Stein, Xiangyu Li, Yousu Chen

arxiv:2404.19067 v3 · 2024-04-29 · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7WXAONCEWEV3BEQKEI4MZMR4Z5}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T11:49:45.427738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdae073444b12bb0920a2238ccb23ccf54ce6c4234ed66a921c4dfa1c17b1b1a

Aliases

arxiv: 2404.19067 · arxiv_version: 2404.19067v3 · doi: 10.48550/arxiv.2404.19067 · pith_short_12: 7WXAONCEWEV3 · pith_short_16: 7WXAONCEWEV3BEQK · pith_short_8: 7WXAONCE

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/7WXAONCEWEV3BEQKEI4MZMR4Z5 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: fdae073444b12bb0920a2238ccb23ccf54ce6c4234ed66a921c4dfa1c17b1b1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe24e4e001516ba7694366c5ed69dee204770266f06af9ed95640e717198a478",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2024-04-29T19:21:38Z",
    "title_canon_sha256": "65e194d82eb95fd24d875b32d49de1dc76c23ec37105d38d7fe32f35b6f99c2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.19067",
    "kind": "arxiv",
    "version": 3
  }
}